258161776

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{70459}}^1$

素因数の和:70696

約数の個数: 20

約数和(自身を含む): 502379800

約数和(自身を除く): 244218024

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 70459, 140918, 281836, 563672, 1127344, 16135111, 32270222, 64540444, 129080888, 258161776]

約数ペア:

[(1, 258161776), (2, 129080888), (4, 64540444), (8, 32270222), (16, 16135111), (229, 1127344), (458, 563672), (916, 281836), (1832, 140918), (3664, 70459)]